Triple Expand Foam 20oz

Great Stuff Big Gap Filler is a ready-to-use, expanding polyurethane insulating foam sealant that fills, seals and insulates gaps up to 3 In, creating a long-lasting, airtight and water-resistant seal. It is a simple, cost-effective solution to improve energy efficiency.

Features:

• Provides weather tight seal
• Paintable, sandable and stainable
• Use with wood, drywall, metal, masonry, glass and most plastics
• Minimizes unwanted air flow
• Ready to use